diff --git a/Jenkinsfile b/Jenkinsfile
index 2e92893..6ca370c 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -17,7 +17,11 @@
                     sh 'git rm -r .'
                 }
 
-                sh 'npm run plain-install'
+                sh 'npm run clean-install'
+                sh 'ls ./node_modules/@apache-felix'
+                sh 'ls ./node_modules/@apache-felix/felix-antora-ui'
+                sh 'ls ./node_modules/@apache-felix/felix-antora-ui/build'
+                sh 'ls ./node_modules/@apache-felix/felix-antora-ui/build/felix-antora-ui-bundle.zip'
                 sh 'npm run build-noclean'
 
                 dir('build/site') {